Lillah Grinnell, NP
Nurse Practitioner · Cheyenne, WY
Lillah Grinnell, NP is a nurse practitioner with a practice address in Cheyenne, Wyoming, and NPI 1629336979, issued on Apr 24, 2012. Check the license (Wyoming 44363, as entered in NPPES) with the Wyoming board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lillah Grinnell
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 44363 WY
990372 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2600 E 18TH St, Cheyenne, WY 82001
- Phone
- (307) 634-2273
- Enumerated
- Apr 24, 2012
- Entity
- Type 1 · individual
Also registered at 2600 E 18TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Anderson, OT, MOT, OTR/L, CKTPOccupational Therapist1598314775
- Jasper Chen, M.D.Psychiatry Physician1922121318
- Kendra Clark, CPSCase Manager/Care Coordinator1942590005
- Victoria Cordova, LPCProfessional Counselor1427492883
- Donna Darby, MA, LPCMental Health Counselor1861989063
- Robin Eicher, MDChild & Adolescent Psychiatry Physician1518074442
Verify Lillah Grinnell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wyoming board licenses this profession
Search for license 44363Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
84% fewer Medicare Part D claims than the average nurse practitioner in 2024
188 Medicare Part D claims for 65 beneficiaries, against an average of 1,144 among the 50,277 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Furosemide13 claims
- Oxycodone Hcl13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The Medicare quality score for 2023: 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Memorial Hospital OF Laramie CountyCheyenne, WY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
32 nurse practitioner records list a Cheyenne practice address
They are 32 of the 2,782 NPPES records with a Cheyenne practice address, and 111 nurse practitioner records in Wyoming.
All 32 in Cheyenne → All 111 in Wyoming → Every provider in Cheyenne →
Other nurse practitioner records in Wyoming
- Hilary Adams, ARNPLaramie, WY1518539261
- Cassie Amadio, NP-CCasper, WY1477894756
- Serge AndreyeffSheridan, WY1417841909
- Sharon Bailey, DNPJackson, WY1558454934
- Jacklyn Baker, APRNGillette, WY1518721620
- Adrienne Bangert, F.N.P.Cheyenne, WY1598141426
- Sara Becker, ARNPCody, WY1467684464
- Kimberly Begalla, CFNPEvanston, WY1174563241
- Brandon Bennion, DNP,FNP-BCCasper, WY1992255780
- Cathy Berens, MSNAPRNCasper, WY1164533717
Common questions
What is Lillah Grinnell, NP's NPI number?
Lillah Grinnell, NP's National Provider Identifier (NPI) is 1629336979, issued on Apr 24, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Lillah Grinnell, NP located?
The NPPES record lists a practice address at 2600 E 18TH St, Cheyenne, WY, 82001. Phone: (307) 634-2273. Providers update this record themselves, so call before visiting.
How can I verify Lillah Grinnell, NP's license?
NPPES lists Wyoming license number 44363, as entered by the provider. Search the Wyoming board that licenses this profession; the NPPES record confirms identity only.
How much does Lillah Grinnell, NP prescribe under Medicare Part D?
In 2024, Lillah Grinnell, NP had 188 Medicare Part D claims for 65 beneficiaries; the average among nurse practitioner prescribers was 1,144. Part D covers Medicare prescriptions only.
What is Lillah Grinnell, NP's Medicare quality score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.